Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Hazardous Weather Conditions

Extreme Heat Warning until August 16, 09:00 PM CDT

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

80°F

27°C

Humidity	76%
Wind Speed	SE 8 mph
Barometer	30.13 in (1018.7 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	84°F (29°C)
Last update	15 Aug 9:51 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles E Maplewood MO

Extreme Heat Warning August 15, 10:48am until August 16, 09:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning August 15, 10:48am until August 16, 09:00pm
NOW until 9:00pm Sun
Extreme Heat Warning
Today
High: 95 °F
Slight Chance
T-storms then
Mostly Sunny
Tonight
Low: 78 °F
Mostly Clear
Sunday
High: 96 °F
Decreasing
Clouds
Sunday Night
Low: 73 °F
Chance
T-storms then
Chance
Showers
Monday
High: 86 °F
Mostly Sunny
Monday Night
Low: 70 °F
Partly Cloudy
Tuesday
High: 91 °F
Sunny
Tuesday Night
Low: 75 °F
Mostly Clear
then Slight
Chance
T-storms

Detailed Forecast

Today

A 20 percent chance of showers and thunderstorms before 11am. Mostly sunny, with a high near 95. Heat index values as high as 109. Northeast wind around 6 mph becoming southwest in the afternoon.

Tonight

Mostly clear, with a low around 78. Calm wind becoming southwest around 5 mph after midnight.

Sunday

Mostly cloudy, then gradually becoming sunny, with a high near 96. Heat index values as high as 110. West wind 5 to 7 mph.

Sunday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 73. North wind 5 to 7 mph. Chance of precipitation is 30%.

Monday

Mostly sunny, with a high near 86. North wind around 6 mph.

Monday Night

Partly cloudy, with a low around 70.

Tuesday

Sunny, with a high near 91.